CN207213809U - A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device - Google Patents
A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device Download PDFInfo
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- CN207213809U CN207213809U CN201721178961.7U CN201721178961U CN207213809U CN 207213809 U CN207213809 U CN 207213809U CN 201721178961 U CN201721178961 U CN 201721178961U CN 207213809 U CN207213809 U CN 207213809U
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- spent fuel
- fuel pool
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- nuclear power
- illuminator
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Abstract
The utility model provides a kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device, and it includes：Illuminator, it is configured to provide illumination；And mounting bracket, the mounting bracket are arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, are connected with the illuminator to support the illuminator；Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illuminator and moved horizontally.PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device provided by the utility model, arranged in the appropriate location in pond to meet illumination requirement of the whole pond under the conditions of specific operation, so as to realize the process requirements condition of the underwater associative operation of Spent Fuel Pool and associated satellite pond.
Description
Technical field
It the utility model is related to spent nuclear fuel in nuclear power plant storage and nuclear power plant's operation and maintenance, and in particular to a kind of presurized water reactor core
Power plant's Spent Fuel Pool horizontal level adjustable water lower lighting device.
Background technology
In PWR nuclear power plant, Spent Fuel Pool and attached correlation function pond are the major function things of fuel factory building
, it is nuclear power plant from the irradiated fuel assembly that nuclear island is drawn off in transport to the intermediate storage place before spentnuclear fuel reprocessing plant
Important component.The spentnuclear fuel drawn off every year out of nuclear power plant reactor is about react total reactor feed 30%~40%,
The irradiated fuel assembly drawn off from reactor core has very strong radioactivity and continues to discharge heat, it is necessary to store one in Spent Fuel Pool
Determining, which outer could transport to spentnuclear fuel reprocessing plant after the time limit (generally 10 years), is handled.
Fuel assembly and plug-in part, fuel transport container (including fresh fuel shipping container and weary are carried out in fuel factory building
Fuel transport container) associative operation, it is necessary to according to duty requirements, design corresponding submersible lighting fixture and corresponding arrangement side
Case, to provide the underwater lighting of meet demand.During dress reloads, underwater lighting is used for for fuel and plug-in part transport, reactor core
The activities such as the dismounting and submarine inspection and maintenance of part provide underwater lighting.
Utility model content
The utility model in view of the shortcomings of the prior art, proposes that a kind of PWR nuclear power plant Spent Fuel Pool horizontal level can
Mode underwater illuminating device.
The utility model provides a kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device, its
Including：
Illuminator, it is configured to provide illumination；And
Mounting bracket, the mounting bracket is arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, with the illuminating lamp
Tool is connected to support the illuminator；
Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illumination
Light fixture moves horizontally；The guide rail walking mechanism includes the slide rail and sliding block to cooperation, and the slide rail connects with the illuminator
Connect, the slide rail is connected with the mounting bracket.
Preferably, the mounting bracket is configured to the illuminator being positioned at the PWR nuclear power plant spentnuclear fuel water
In pond, the mounting bracket has cantilever beam, and the cantilever beam is provided with fluting, and the illuminator is hung on institute by light fixture connecting rod
State on fluting.
Preferably, the illuminator is configured to when receiving the first stove novel fuel assembly and provides photograph for Spent Fuel Pool
Degree.
Preferably, the illuminator is configured to cold-refueling and provided for Spent Fuel Pool during plug-in part is switched
Illumination.
Preferably, the illuminator is configured to when carrying out spentnuclear fuel outward transport operation and provides photograph for Spent Fuel Pool
Degree.
Preferably, the mounting bracket using bolt fastening by the way of and the PWR nuclear power plant Spent Fuel Pool inwall
Pre-embedded steel slab connects.
Compared with prior art, the utility model has the advantages that：
1st, PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device provided by the utility model,
The appropriate location in pond is arranged to meet illumination requirement of the whole pond under the conditions of specific operation, so as to realize Spent Fuel Pool
And the process requirements condition of the underwater associative operation in associated satellite pond.
2nd, PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device provided by the utility model, can
The regulation of the horizontal level of illuminator is realized by guide rail walking mechanism, so as to realize the spirit for chamber of being stood for a long while to intensive storage of spent fuel
It is living to avoid, and by the way that illuminator is adjusted to strengthen local lighting, so as to realize the underwater of special process in Spent Fuel Pool
The condition of associative operation.
Brief description of the drawings
Fig. 1 is the PWR nuclear power plant Spent Fuel Pool fixed underwater illumination dress for meeting the utility model preferred embodiment
The general arrangement put.
Fig. 2 is the PWR nuclear power plant Spent Fuel Pool fixed underwater illumination dress for meeting the utility model preferred embodiment
The structure type figure put.
Wherein：(horizontal level is adjustable) underwater lighting fixture in 1-Spent Fuel Pool；Water in 2-container loading pond
Lower illuminator；Underwater lighting fixture in 3- fuel transport passages；Underwater lighting fixture in 4- refuelling pools.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
As illustrated in fig. 1 and 2, a kind of PWR nuclear power plant Spent Fuel Pool horizontal level of the utility model embodiment offer can
Mode underwater illuminating device 1, it includes：
Illuminator, it is configured to provide illumination；And
Mounting bracket, the mounting bracket is arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, with the illuminating lamp
Tool is connected to support the illuminator；
Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illumination
Light fixture moves horizontally；The guide rail walking mechanism includes the slide rail and sliding block to cooperation, and the slide rail connects with the illuminator
Connect, the slide rail is connected with the mounting bracket.
The mounting bracket is configured to the illuminator being positioned in the PWR nuclear power plant Spent Fuel Pool, institute
Stating mounting bracket has cantilever beam, and the cantilever beam is provided with fluting, and the illuminator is hung on the fluting by light fixture connecting rod
On.
As shown in figure 1, PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device is mainly arranged in
The pool wall of Spent Fuel Pool, distributed arrangement.PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device
Illumination, number and position need to meet the pond lighting requirement under technological operation demand condition by luminance calculation.Cloth
The position needs put and the shower in pond, rhone, hanger for tools etc. avoid, and avoid the occurrence of interference.Specifically, presurized water reactor
Spent nuclear fuel in nuclear power plant pond horizontal level adjustable water lower lighting device, the fuel assembly carried out in Spent Fuel Pool can be met
Associative operation duty requirements：
First, fresh fuel receives：
, it is necessary to receive the first stove novel fuel assembly, the novel fuel assembly of first fuel loading before nuclear power plant carries out first fuel loading
The intracavitary of living for the spent fuel storage rack being first put into Spent Fuel Pool is deposited temporarily., it is necessary to use water under the operating mode
Flat adjustable underwater illumination provides effective Spent Fuel Pool illumination.
2nd, cold-refueling and plug-in part are switched：
When nuclear power plant carries out reactor reloading pattern, the fuel assembly for generally drawing off whole reactor core is put into spentnuclear fuel in Spent Fuel Pool
Screen work is stored, takes out the fuel assembly of new reactor core array from spent fuel storage rack according still further to specific set sequence,
Reactor core correspondence position is put into through a series of flows, during Spent Fuel Pool is deposited, will also carry out part of fuel component plug-in part
Switch work., it is necessary to which the illumination offer of use level adjustable underwater is effective weary during cold-refueling and plug-in part are switched
Fuel pit illuminates.
3rd, spentnuclear fuel is transported outward：
Spent Fuel Pool capacity is had certain limitations, and after nuclear power plant runs circulative accumulation to certain number, reactor core, which unloads, to be set out
Irradiated fuel assembly quantity by the maximum that can be accommodated close to Spent Fuel Pool, it is necessary to carry out spentnuclear fuel outward transport.It is weary in progress
, it is necessary to take out irradiated fuel assembly to be transported from the spent fuel storage rack in Spent Fuel Pool during fuel outward transport operation,
It is put into cleaning container pond in specific outward transport cask flask.Wherein, the operation in Spent Fuel Pool is, it is necessary to use level position
Put adjustable underwater illumination and effective lighting is provided.
Compared with prior art, the present embodiment has the advantages that：
1st, the PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device that the present embodiment provides, in water
The appropriate location in pond arranged to meet illumination requirement of the whole pond under the conditions of specific operation, so as to realize Spent Fuel Pool and
The process requirements condition of the underwater associative operation in associated satellite pond.
2nd, the PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device that the present embodiment provides, can lead to
The regulation that guide rail walking mechanism realizes the horizontal level of illuminator is crossed, so as to realize the flexible of chamber of being stood for a long while to intensive storage of spent fuel
Avoid, and by the way that illuminator is adjusted to strengthen local lighting, so as to realize the underwater phase of special process in Spent Fuel Pool
Close the condition of operation.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For system disclosed in embodiment
For, due to corresponding to the method disclosed in Example, so description is fairly simple, related part is referring to method part illustration
.
Those skilled in the art can realize described function using distinct methods to each specific application, but
It is this realization it is not considered that exceeding the scope of the utility model.
Obviously, it is new without departing from this practicality can to carry out various changes and modification to utility model by those skilled in the art
The spirit and scope of type.So, if these modifications and variations of the present utility model belong to the utility model claims and its
Within the scope of equivalent technologies, then the utility model is also intended to including these changes and modification.
Claims (6)
- A kind of 1. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device, it is characterised in that including：Illuminator, it is configured to provide illumination；AndMounting bracket, the mounting bracket are arranged on the inwall of the PWR nuclear power plant Spent Fuel Pool, connect with the illuminator Connect to support the illuminator；Wherein, the mounting bracket has guide rail walking mechanism, and the guide rail walking mechanism is configured to drive the illuminator Move horizontally；The guide rail walking mechanism includes the slide rail and sliding block to cooperation, and the slide rail is connected with the illuminator, institute Slide rail is stated to be connected with the mounting bracket.
- 2. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is that the mounting bracket is configured to the illuminator being positioned in the PWR nuclear power plant Spent Fuel Pool, institute Stating mounting bracket has cantilever beam, and the cantilever beam is provided with fluting, and the illuminator is hung on the fluting by light fixture connecting rod On.
- 3. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is that the illuminator is configured to when receiving the first stove novel fuel assembly and provides illumination for Spent Fuel Pool.
- 4. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is, illumination is provided for Spent Fuel Pool during the illuminator is configured to cold-refueling and plug-in part is switched.
- 5. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is that the illuminator is configured to when carrying out spentnuclear fuel outward transport operation and provides illumination for Spent Fuel Pool.
- 6. PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device as claimed in claim 1, it is special Sign is, the mounting bracket by the way of bolt fastening and the PWR nuclear power plant Spent Fuel Pool inwall pre-embedded steel slab Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721178961.7U CN207213809U (en) | 2017-09-14 | 2017-09-14 | A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721178961.7U CN207213809U (en) | 2017-09-14 | 2017-09-14 | A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device |
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| Publication Number | Publication Date |
|---|---|
| CN207213809U true CN207213809U (en) | 2018-04-10 |
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| CN201721178961.7U Active CN207213809U (en) | 2017-09-14 | 2017-09-14 | A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420805A (en) * | 2017-09-14 | 2017-12-01 | 上海核工程研究设计院有限公司 | A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device |
-
2017
- 2017-09-14 CN CN201721178961.7U patent/CN207213809U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420805A (en) * | 2017-09-14 | 2017-12-01 | 上海核工程研究设计院有限公司 | A kind of PWR nuclear power plant Spent Fuel Pool horizontal level adjustable water lower lighting device |
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| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |